Annotations: 8IJX

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00122	e8ijxA3	A: beta sandwiches	X: jelly-roll	H: Calcium ATPase, transduction domain A (From Topology)	T: Calcium ATPase, transduction domain A	F: PF00122	ECOD (1.6)
A	PF00122,PF00689,PF00690	e8ijxA2	A: alpha bundles	X: Calcium ATPase transmembrane domain-related (From Homology)	H: Calcium ATPase transmembrane domain-related	T: Calcium ATPase transmembrane domain M	F: PF00122,PF00689,PF00690	ECOD (1.6)
A	PF13246	e8ijxA4	A: a+b complex topology	X: Metal cation-transporting ATPase, ATP-binding domain (From Topology)	H: Metal cation-transporting ATPase, ATP-binding domain (From Topology)	T: Metal cation-transporting ATPase, ATP-binding domain	F: PF13246	ECOD (1.6)
A	PF00702	e8ijxA1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: PF00702	ECOD (1.6)
B	PF00287	e8ijxB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF00287	ECOD (1.6)
B	PF00287	e8ijxB2	A: extended segments	X: Transmembrane helix in sodium-potassium ATPase beta subunit (From Topology)	H: Transmembrane helix in sodium-potassium ATPase beta subunit (From Topology)	T: Transmembrane helix in sodium-potassium ATPase beta subunit	F: PF00287	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Sodium/potassium-transporting ATPase subunit alpha	cation binding ion binding binding potassium ion binding alkali metal ion binding metal ion binding small molecule binding monoatomic cation transmembrane transporter activity P-type transmembrane transporter activity P-type sodium transporter activity potassium ion transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity P-type sodium:potassium-exchanging transporter activity cation binding ion binding binding potassium ion binding alkali metal ion binding metal ion binding small molecule binding monoatomic cation transmembrane transporter activity P-type transmembrane transporter activity P-type sodium transporter activity potassium ion transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity P-type sodium:potassium-exchanging transporter activity ATPase-coupled monoatomic cation transmembrane transporter activity sodium ion transmembrane transporter activity ATP-dependent activity P-type potassium transmembrane transporter activity P-type ion transporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity magnesium ion binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity proton transmembrane transporter activity P-type potassium:proton transporter activity P-type proton-exporting transporter activity	potassium ion homeostasis inorganic ion homeostasis homeostatic process cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis intracellular potassium ion homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis sodium ion homeostasis intracellular sodium ion homeostasis transport potassium ion homeostasis inorganic ion homeostasis homeostatic process cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis intracellular potassium ion homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis sodium ion homeostasis intracellular sodium ion homeostasis transport proton transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization monoatomic ion transport cellular process monoatomic cation transport potassium ion transmembrane transport metal ion transport potassium ion transport sodium ion export across plasma membrane export from cell sodium ion transmembrane transport export across plasma membrane sodium ion transport import into cell import across plasma membrane inorganic cation import across plasma membrane inorganic ion import across plasma membrane potassium ion import across plasma membrane	cell periphery apical part of cell membrane plasma membrane plasma membrane region cellular anatomical entity apical plasma membrane ATPase dependent transmembrane transport complex potassium:proton exchanging ATPase complex protein-containing complex plasma membrane protein complex membrane protein complex transporter complex cation-transporting ATPase complex cell periphery apical part of cell membrane plasma membrane plasma membrane region cellular anatomical entity apical plasma membrane ATPase dependent transmembrane transport complex potassium:proton exchanging ATPase complex protein-containing complex plasma membrane protein complex membrane protein complex transporter complex cation-transporting ATPase complex transmembrane transporter complex
B	Potassium-transporting ATPase subunit beta	ATPase activator activity molecular function activator activity molecular function regulator activity ATPase regulator activity	potassium ion homeostasis inorganic ion homeostasis homeostatic process cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis intracellular potassium ion homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis sodium ion homeostasis intracellular sodium ion homeostasis transport potassium ion homeostasis inorganic ion homeostasis homeostatic process cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis intracellular potassium ion homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis sodium ion homeostasis intracellular sodium ion homeostasis transport proton transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport establishment of localization inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization monoatomic ion transport cellular process monoatomic cation transport potassium ion transmembrane transport metal ion transport potassium ion transport cell adhesion sodium ion export across plasma membrane export from cell sodium ion transmembrane transport export across plasma membrane sodium ion transport import into cell import across plasma membrane inorganic cation import across plasma membrane inorganic ion import across plasma membrane potassium ion import across plasma membrane	cell periphery apical part of cell membrane plasma membrane plasma membrane region cellular anatomical entity apical plasma membrane ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane protein complex sodium:potassium-exchanging ATPase complex transporter complex cation-transporting ATPase complex cell periphery apical part of cell membrane plasma membrane plasma membrane region cellular anatomical entity apical plasma membrane ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane protein complex sodium:potassium-exchanging ATPase complex transporter complex cation-transporting ATPase complex transmembrane transporter complex potassium:proton exchanging ATPase complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR005775	P-type ATPase subfamily IIC, subunit alpha	Family
A	IPR004014	Cation-transporting P-type ATPase, N-terminal	Domain
A	IPR001757	P-type ATPase	Family
A	IPR044492	P-type ATPase, haloacid dehalogenase domain	Domain
A	IPR006068	Cation-transporting P-type ATPase, C-terminal	Domain
A	IPR018303	P-type ATPase, phosphorylation site	PTM
A	IPR023298	P-type ATPase, transmembrane domain superfamily	Homologous Superfamily
A	IPR015127	Gastric H+/K+-transporter P-type ATPase, N-terminal	Domain
A	IPR023214	HAD superfamily	Homologous Superfamily
A	IPR008250	P-type ATPase, A domain superfamily	Homologous Superfamily
A	IPR036412	HAD-like superfamily	Homologous Superfamily
A	IPR023299	P-type ATPase, cytoplasmic domain N	Homologous Superfamily
B	IPR000402	Sodium/potassium-transporting ATPase subunit beta	Family
B	IPR038702	Sodium/potassium-transporting ATPase subunit beta superfamily	Homologous Superfamily

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B	MemProtMD	Annotated as membrane protein by MemProtMD

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.